Imagick::haldClutImage

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Imagick::haldClutImage — Replaces colors in the image

说明

public bool Imagick::haldClutImage ( Imagick $clut [, int $channel = Imagick::CHANNEL_DEFAULT ] )

Replaces colors in the image using a Hald lookup table. Hald images can be created using HALD color coder.

参数

clut: Imagick object containing the Hald lookup image.
channel: Provide any channel constant that is valid for your channel mode. To apply to more than one channel, combine channel constants using bitwise operators. 缺省为 Imagick::CHANNEL_DEFAULT . 参考此通道常数列表

返回值

成功时返回 TRUE 。

错误／异常

错误时抛出 ImagickException。

范例

Example #1 Imagick::haldClutImage()

  <?php
 function  haldClutImage ( $imagePath ) {
     $imagick  = new \ Imagick ( realpath ( $imagePath ));
     $imagickPalette  = new \ Imagick ( realpath ( "images/hald/hald_8.png" ));
     $imagickPalette -> sepiatoneImage ( 55 );
     $imagick -> haldClutImage ( $imagickPalette );
     header ( "Content-Type: image/jpg" );
    echo  $imagick -> getImageBlob ();
}

 ?>